3966349 has 2 divisors, whose sum is σ = 3966350. Its totient is φ = 3966348.

The previous prime is 3966331. The next prime is 3966407. The reversal of 3966349 is 9436693.

3966349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3928324 + 38025 = 1982^2 + 195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3966349 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3966329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1983174 + 1983175.

It is an arithmetic number, because the mean of its divisors is an integer number (1983175).

Almost surely, 2^3966349 is an apocalyptic number.

It is an amenable number.

3966349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3966349 is an equidigital number, since it uses as much as digits as its factorization.

3966349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 40.

The square root of 3966349 is about 1991.5694815898. The cubic root of 3966349 is about 158.2937040863.

The spelling of 3966349 in words is "three million, nine hundred sixty-six thousand, three hundred forty-nine".